/Engine/Source/Runtime/Engine/Classes/Kismet/KismetSystemLibrary.h
Set a STRING property by name
static void SetStringPropertyByName ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * Object, [FName](API\Runtime\Core\UObject\FName) PropertyName, const [FString](API\Runtime\Core\Containers\FString) & Value )